28087272

素因数分解:

$2^3\times 3^2\times {\mathrm{390101}}^1$

素因数の和:390113

約数の個数: 24

約数和(自身を含む): 76069890

約数和(自身を除く): 47982618

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 390101, 780202, 1170303, 1560404, 2340606, 3120808, 3510909, 4681212, 7021818, 9362424, 14043636, 28087272]

約数ペア:

[(1, 28087272), (2, 14043636), (3, 9362424), (4, 7021818), (6, 4681212), (8, 3510909), (9, 3120808), (12, 2340606), (18, 1560404), (24, 1170303), (36, 780202), (72, 390101)]